Home / 1,085,884.79-1,498,650.26-627,110.91

Finding the Fourth Proportional to 1,085,884.79, 1,498,650.26 and 627,110.91

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Solution

The fourth proportional to 1,085,884.79, 1,498,650.26 and 627,110.91 is: 865,487.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,884.79 : 1,498,650.26 = 627,110.91 : x
  2. Step 2: Convert to fraction form
    1,085,884.79/1,498,650.26 = 627,110.91/x
  3. Step 3: Cross multiply
    1,085,884.79x = 1,498,650.26 × 627,110.91
  4. Step 4: Simplify right side
    1,085,884.79x = 939,819,925,184.78
  5. Step 5: Solve for x
    x = 939,819,925,184.78/1,085,884.79
  6. Step 6: Final answer
    x = 865,487.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.